71129912

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 157977600

約数和(自身を除く): 86847688

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 109, 172, 218, 271, 301, 344, 436, 542, 602, 763, 872, 1084, 1204, 1526, 1897, 2168, 2408, 3052, 3794, 4687, 6104, 7588, 9374, 11653, 15176, 18748, 23306, 29539, 32809, 37496, 46612, 59078, 65618, 81571, 93224, 118156, 131236, 163142, 206773, 236312, 262472, 326284, 413546, 652568, 827092, 1270177, 1654184, 2540354, 5080708, 8891239, 10161416, 17782478, 35564956, 71129912]

約数ペア:

[(1, 71129912), (2, 35564956), (4, 17782478), (7, 10161416), (8, 8891239), (14, 5080708), (28, 2540354), (43, 1654184), (56, 1270177), (86, 827092), (109, 652568), (172, 413546), (218, 326284), (271, 262472), (301, 236312), (344, 206773), (436, 163142), (542, 131236), (602, 118156), (763, 93224), (872, 81571), (1084, 65618), (1204, 59078), (1526, 46612), (1897, 37496), (2168, 32809), (2408, 29539), (3052, 23306), (3794, 18748), (4687, 15176), (6104, 11653), (7588, 9374)]